Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

MAX V LE RAM - how much per LE ?

Seems Altera really like to hide the simplest information. The MAX V data says the quartus ii memory compiler can configure the unused les as le ram. max v devices support the following memor...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

--- Quote Start ---

It's < 1. You have one memory bit per LE, but usually need additional LE's for address decoding and an output MUX. Very small RAMs like the said 12x4 should work.

Why don't you simply try in Quartus?

--- Quote End ---

Thanks.

I do not have MAX V capable Quartus installed, and was wanting to avoid the time/hassle, if the MAX V really had poor RAM support - as you confirmed.

Even with their higher base-price, this will likely make the MachXO2 a better fit. (Lattice just need more QFN package options)